A girly-looking yet tomboy-ish orphan raised by a nun. She herself is a nun in a city of Istvan, capitol of Hungary. Esther joins Father Abel in Vatican and becomes a member of Ax. Her whole family is killed by vampires, so she hates them dearly. However, after traveling with Father Abel, she finds that the Methuselahs aren’t all that bad. She later meets her destiny in the country of Albion.